CN114609130A - Water quality detection system and detection method - Google Patents

Abstract

The invention relates to a water quality detection system and a detection method, which relate to the technical field of water sampling detection and comprise a water quality detection rod, wherein the detection rod is sequentially provided with a water sampler from top to bottom along the length direction of the detection rod, the upper end of the detection rod is provided with a horizontal balancer driving the detection rod to vertically downwards, and a water quality detection storage device is arranged above the horizontal balancer; the invention has the technical effect of simultaneously collecting and detecting water bodies in water samples of different depths.

Description

Water quality detection system and detection method

Technical Field

The application relates to the technical field of water quality detection, in particular to a water quality detection system and a water quality detection method.

Background

Water is a source of life, people can not leave water in life and production activities, and the quality of drinking water is closely related to the health of people. With the development of social economy, scientific progress and improvement of the living standard of people, the requirement of people on the quality of drinking water is continuously improved, and under the background, the method is particularly important for detecting the quality of water in a water source taking place.

In the existing water quality detection system, mostly, a water body to be detected is collected, and then the collected water is centrally monitored to obtain water quality, for example, chinese patent with publication number CN113588349B discloses a special sampling base station for water quality detection, specifically, when sampling is needed, a first electromagnetic valve and a second electromagnetic valve corresponding to a first sampling tube head are both opened, a first water pump is started, sample water passes through the sampling tube head, a first water pipe and a water distribution pipe in sequence, then enters a water distribution tank, then enters a corresponding rubber plug sampling bottle through the water distribution tank, a second water pipe and a first pipeline, when the sample water enters the rubber plug sampling bottle, original inert gas in the rubber plug sampling bottle can be discharged into a water storage tank through the second pipeline, and when the inert gas is completely emptied, the rubber plug sampling bottle is completely filled; the water body to be detected is pumped out through the water pipe in the prior art, and the water body is filled in the sampling bottle to collect the water sample to be detected.

In the above-described prior art, however, the body of water to be detected is not limited to the body of water of a stationary body of water, the water sampling method can be widely applied to river water, lake water, seawater and the like, and when the water is sampled, the water sampling is performed on one hand, and on the other hand, the sampling of water bodies in different water areas and different depths is also particularly important, because the water bodies are deep, the properties of water bodies with different depths are generally different, if only one water body with one depth is collected for detection, the water body with one depth is difficult to have better persuasion, when the prior art is used for sampling water samples with different water depths, the sampling needs to be carried out for a plurality of times, which causes low sampling efficiency, and after multiple sampling, the water samples at different depths are disturbed and disturbed, so that the detection accuracy is affected, and therefore, in summary, there is room for improvement in the existing water quality detection device.

Disclosure of Invention

In order to enable the water bodies in water samples of different depths to be collected and detected simultaneously, the application provides a water quality detection system and a detection method.

In a first aspect, the application provides a water quality detection system, which specifically adopts the following technical scheme:

a water quality detection system comprises a water quality detection rod, wherein a water sampler is sequentially arranged on the detection rod along the length direction of the detection rod from top to bottom, a horizontal balancer driving the detection rod to vertically move downwards is arranged at the upper end of the detection rod, and a water quality detection storage device is arranged above the horizontal balancer;

the water sample thief includes articulated extension rod, limiting plate, water catch bowl, opening piece and water intaking ware, articulated extension rod articulates on the detection pole from last to down in proper order, and is a plurality of the limiting plate slides and installs on the detection pole lateral wall and correspond with articulated extension rod, articulated extension rod passes the limiting plate and stretches out to the outside of detection pole, water catch bowl fixed mounting stretches out the end that stretches out of limiting plate in articulated extension rod, water inlet and delivery port have been seted up on the water catch bowl, opening piece set up and control with opening and shutting to the water inlet between limiting plate and water catch bowl, the water intaking ware sets up and orders about articulated extension rod on the detection pole and rotates the control operation in order to realize the water intaking ware.

Through adopting above-mentioned technical scheme, at the in-process that carries out water quality testing, detection personnel can shift detecting system to the waters region that awaits measuring through devices such as boats, stretch into the detection pole to the water that awaits measuring again, sample the water of the different degree of depth through the water sample thief, can detect and save the testing result to the water of the different degree of depth immediately after the sampling is accomplished, can be disposable gather the water of the different degree of depth promptly outside, can also detect the water that comes on gathering fast, in order to obtain the water quality of the very first time, it can to do further detailed detection to shift to the laboratory after preserving the water again.

Preferably, the opening piece comprises a turnover cover, an elastic pressing piece, a pulling rope, a positioning rod, an extrusion rubber block and an isolation elastic extension block, the turnover cover is covered on the water inlet of the water collecting tank in a sealing way, the elastic pressing piece is arranged between the water collecting tank and the turnover cover to drive the turnover cover to have the tendency of pressing the water inlet, the pulling rope is arranged between the limiting plate and the turnover cover to apply outward turning force to the turnover cover, the positioning rod is arranged on one side of the turnover cover facing the water collecting tank through a connecting rod, the extrusion rubber block is arranged on the positioning rod in a sliding and sealing way, and the installation turning cover is provided with an embedding groove for embedding and installing the extrusion rubber block and penetrating through the turning cover, isolated elasticity extension piece is installed and will be extruded the clearance between block rubber and the water catch bowl and fill up between water catch bowl and the extrusion block rubber, still be equipped with on the locating lever and order about the extrusion block rubber to inlay the pressure spring that compresses tightly in establishing the groove.

Through adopting above-mentioned technical scheme, at the in-process of actual water sampling, only need carry out ascending promotion to articulated extension rod, can open the flip lid promptly, and opening and the in-process of closing, only need to articulated extension rod control can, improve the efficiency of actual control, in addition, through the setting of extrusion rubber piece and isolated elasticity extension piece, can be when going out water directly extrude the extrusion rubber piece can, and can guarantee that the inside water of water catch bowl does not contact with external material, make the inside water of water catch bowl and external isolation not influence the effect that actual test detected, guarantee that the accuracy of detection goes on.

Preferably, the hydrophone includes that the rotation is installed in the inside dwang of test bar, the mounting groove that supplies the dwang installation is seted up to the test bar, be equipped with smooth portion and joint portion on the dwang lateral wall, joint portion is from last to offering in proper order down and supplying the joint groove of articulated extension rod joint, be provided with between dwang upper end and the test bar and order about the dwang and rotate the reset torsion spring that resets, be provided with rotation portion in the upper end of dwang.

Through adopting above-mentioned technical scheme, at the in-process that actually carries out the water collection, only need rotatory rotation portion to order about joint groove on the dwang and articulated extension rod carry out the joint, upwards stimulate the dwang again, can order about the water catch bowl downstream on articulated extension rod and the articulated extension rod, and the limiting displacement through pulling the rope makes the flip cover automatic opening, after the water collection completion, release the dwang, dwang chance automatic gyration and downward reset can be realized, the effect of the water automatic collection of the not thorough depth of the product can be realized, the characteristics of high efficiency swift have.

Preferably, the detection rod is provided with an adjusting device for adjusting the interval and the height of the water sampler, the adjusting device comprises a plurality of groups of cross plates which are arranged in a staggered manner from top to bottom, the middle part of each group of cross plates is hinged through a hinge rod, the middle parts of the hinged extension rods are hinged on the hinge rod, the cross plates arranged from top to bottom are mutually connected in a head-to-tail rotating manner, the cross plate positioned at the bottommost part is rotatably arranged on the detection rod, and the detection rod is provided with a sliding groove for the installation and the up-and-down sliding of the cross plates;

adjusting device still including rotating install in the measuring staff and with measuring staff parallel arrangement's actuating lever, the drive block is installed to the screw thread on the actuating lever, and the hinge bar that is located the top passes the measuring staff and rotates with the drive block to be connected, set up on the measuring staff and supply the hinge bar that is located the top to wear to establish the intercommunication groove that slides and communicate each other with the groove that slides.

Through adopting above-mentioned technical scheme, at the in-process that actually carries out the water collection, according to the difference of the water degree of depth, the actuating lever needs to be rotated, make the hinge bar rebound that is located the top, when the hinge bar rebound that is located the top, all hinge bars can together rebound, and because all the hinge bars of group are articulated each other, when the hinge bar rebound that is located the top is more, the interval in the middle part of the hinge bar between each other of group is just big more, thereby the equidistance of water collector has been realized and has been changed, so can carry out the adjustment of becoming more meticulous to the sampling depth of different waters according to the needs of reality.

Preferably, the horizontal balancer includes cross mount, balanced gaseous ring, link and rotating turret, cross mount fixed mounting is in the measuring pole upper end, balanced gaseous ring is installed in the outside of cross mount, the link is installed in cross upside and upwards extends, the rotating turret rotate and install in the link inboard and be connected with the actuating lever.

Through adopting above-mentioned technical scheme, after the measuring staff stretched into to the water that awaits measuring, only need through aerifing in the balanced gas ring, and because aerify the principle of come-up, on the one hand can guarantee that the measuring staff can float on the water automatically, on the other hand has the automation that can be according to the horizontal plane to make level, realize the whole vertical downwards of measuring staff after not having external interference in order to gather the water, have convenient operation and swift and improve the accuracy nature of actual sampling depth, the error of the sampling water degree of depth that has avoided bringing because the slope of measuring staff.

Preferably, an elastic plate is integrally arranged on the upper side face of the rotating frame in an extending manner towards the upper side face of the connecting frame, a clamping convex block is integrally arranged on one side of the elastic plate close to the connecting frame, and a plurality of clamping grooves for clamping the clamping convex block are uniformly formed in the upper side face of the connecting frame;

the side is provided with the demonstration scale that shows water sample thief degree of depth and interval on the link.

By adopting the technical scheme, the clamping convex block and the clamping groove are arranged, so that after the driving rod is rotated, the positions of the rotating frame and the driving rod are limited by clamping the clamping convex block and the clamping groove, namely, the specific position of the water sampler is limited and fixed; in addition, the distance between the water samplers can be visually known by displaying the scales, so that the depth of the actual water samplers is obtained.

Preferably, water quality testing save set includes the main part inspection box, be equipped with in the main part inspection box detect the chamber and with the test paper opening that detects the chamber and communicate each other, inject inert gas into in the detection chamber, the main part inspection box upside rotates respectively to be provided with the isolated piece of contradicting each other in order to carry out the shutoff with the test paper opening, be provided with test paper between the isolated piece, the main part inspection box on be provided with the observation window that can observe the inside test paper condition of detection chamber.

Through adopting above-mentioned technical scheme, after the water that awaits measuring of different degree of depth is gathered to the water sample thief, can directly extrude through foretell extrusion rubber piece in order to extrude the water of different degree of depth to test paper on, can directly transfer the test paper to the detection chamber with the high efficiency after the test is accomplished in order to protect the test paper, as long as detect through the test paper once more when testing after transferring the water to the laboratory for the assurance, if the testing result of twice test paper is unanimous, the water is at the in-process shape of transfer and not take place too big change, when the secondary test result is inconsistent, explain that the water has taken place phenomenons such as rotten at the in-process of sampling, the appearance of oxidation, the event can not detect as test group.

On the other hand, the application also discloses a water quality detection method, which comprises the following specific operation steps:

s1: debugging preparation, namely transferring a tester and a detection system to a water body area to be detected through a ship and the like, setting the test depth and the interval length of a water body sampler as required, inflating the inside of a balance gas ring after the length is adjusted, so that the whole detection system keeps a static state in a water body, and performing acquisition operation after the static state is kept;

s2: water sample collection, wherein after the preparation is completed and the water is static in the step S1 so that the water in the depth of each water layer is not mixed, the rotating part is rotated to clamp the clamping groove on the rotating rod with the hinged extension rod, and the rotating rod is pulled upwards to ensure that the water collecting tank is opened for collecting the water body;

s3: sampling and testing, namely taking out the water sample collected after the step S2, dropping the collected water onto the test paper from the water outlet by pressing the extrusion rubber block on the water collection tank, and rotating the isolation block to enable the test paper to enter the detection cavity;

s4: transferring and checking, wherein in the process of driving the laboratory to carry out further inspection by the collected water sample, the test paper is used for detecting the water body again, when the reaction state is compared with the reaction state in the step S3, if the reaction is the same, the detection can be continued, and if the reaction is different, the collected water body is deteriorated and needs to be collected again;

s5: analyzing and checking, analyzing the water sample characters through experiments, and making a water sample detection report.

In summary, the present application includes at least one of the following beneficial technical effects:

1. at the in-process that carries out water quality testing, the measurement personnel can shift detecting system to the waters region that awaits measuring through devices such as boats, stretch into the measuring rod to the water that awaits measuring again, sample the water of the different degree of depth through the water sampler, can detect and preserve the testing result to the water of the different degree of depth immediately after the sampling is accomplished, can once only gather the water of the different degree of depth promptly outside, can also detect the water that comes in gathering fast, in order to obtain the water quality of the very first time, it can to do further detailed detection to shift to the laboratory after preserving the water again.

2. At the in-process of actual water sampling, only need carry out ascending promotion to articulated extension rod, can open the flip lid promptly, and opening and the in-process of closing, only need to articulated extension rod control can, improve the efficiency of actual control, in addition, through the setting of extrusion rubber piece and isolated elasticity extension piece, can be when going out water directly extrude the extrusion rubber piece can, and can guarantee that the inside water of water catch bowl does not contact with external material, make the inside water of water catch bowl and external isolation do not influence the effect of actual test detection, guarantee that the accuracy of detection goes on.

3. After water body sampler gathers the water body that awaits measuring of the different degree of depth, can directly extrude through foretell extrusion rubber piece in order to extrude the water body of the different degree of depth to test paper, can directly transfer the test paper to the detection chamber with the protection to the test paper in order to guarantee to detect through the test paper once more after transferring the water body to the laboratory, if the testing result of two test papers is unanimous, then the water body is at the in-process shape of transfer and not take place too big change, when the secondary test result is inconsistent, explain the water body has taken place phenomenons such as rotten in the in-process of sampling, oxidation, so can not detect as test group.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present application.

Fig. 2 is a schematic structural diagram of a water sampler.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Fig. 4 is a schematic diagram of a closed structure of the water sampler.

FIG. 5 is a schematic view of a water sampler deployment.

Fig. 6 is a schematic diagram of the structure of the water taking device.

FIG. 7 is a schematic view of the structure of the water quality testing and preserving device.

Fig. 8 is a first structural schematic diagram of the adjusting device.

Fig. 9 is a first structural schematic diagram of the adjusting device.

FIG. 10 is a schematic view showing the structure of a horizontal balancer

FIG. 11 is a schematic diagram of the steps of the method of the present application.

Description of reference numerals: 1. a detection lever; 2. a water body sampler; 3. a horizontal balancer; 4. a water quality detection and preservation device; 21. an articulated extension bar; 22. a limiting plate; 23. a water collection tank; 24. an opening member; 25. a water intake device; 231. a water inlet; 232. a water outlet; 241. turning over the cover; 242. an elastic pressing member; 243. pulling the rope; 244. positioning a rod; 245. extruding the rubber block; 246. isolating the elastic extension block; 2411. embedding a groove; 247. compressing the pressure spring; 251. rotating the rod; 11. mounting grooves; 2511. a smooth portion; 2512. a clamping part; 252. a return torsion spring; 253. a rotating part; 5. an adjustment device; 51. a cross plate; 52. a hinged lever; 12. a sliding groove; 53. a drive rod; 54. a drive block; 13. a communicating groove; 31. a cross-shaped fixing frame; 32. a balance gas ring; 33. a connecting frame; 34. a rotating frame; 341. an elastic plate; 3411. clamping the convex block; 331. clamping the groove; 332. displaying scales; 41. a main body inspection box; 42. a detection chamber; 43. a test paper port; 44. an isolation block; 45. testing test paper; 46. and (4) an observation window.

Detailed Description

The present application is described in further detail below with reference to figures 1-11.

The embodiment of the application discloses a water quality detection system and a detection method, as long as the operation of hierarchical multilayer sampling is carried out on a water body with deeper depth of water depth of a water area, moreover, test paper detection can be immediately carried out on the water body after the water body is collected to obtain water quality information of the water body at the first time, after the water body is transferred to a laboratory, the test paper detection is carried out again and compared with the water quality information at the first time, if the water quality information is the same, the water quality is not changed in shape, so that the reliability of experimental data is higher, conversely, if the water quality information is different after comparison, the water quality is transferred to the laboratory and then is changed greatly, the reliability of the experimental data is lower, and accurate water quality detection is sequentially realized.

The first embodiment is as follows:

referring to fig. 1, a first embodiment of the present application discloses a water quality detection system, and specifically, the water quality detection system includes a water quality detection rod 1, generally, the detection rod 1 is made of a metal material so as to sink, and may be made of a plastic material or a wood material, but when made of a plastic material or a wood material, a counterweight needs to be added to realize rapid descent; the detection rod 1 is sequentially provided with the water samplers 2 along the length direction of the detection rod from top to bottom, and the water samplers 2 are sequentially arranged, so that water bodies with different depths can be sampled, and water body detection data with different depths can be obtained; finally, a water quality detection and storage device 4 (shown in fig. 7) is further provided, namely, the water sample information of different taken depths is detected and stored, so that comparison with subsequent detection information is facilitated, and the accuracy of detection data is guaranteed.

Referring to fig. 2, 3 and 4, which are schematic structural diagrams of the water sampler 2 in the present embodiment, specifically, the water sampler 2 in the present embodiment includes a hinged extension rod 21, a limiting plate 22, a water collection tank 23, an opening member 24 and a water collector 25 (see fig. 6); the hinged extension rods 21 are sequentially hinged to the detection rod 1 from top to bottom, the hinged extension rods 21 are made of metal materials, the number of the limiting plates 22 corresponds to that of the hinged extension rods 21, the limiting plates 22 are slidably mounted on the outer side wall of the detection rod 1, and the hinged extension rods 21 penetrate through the limiting plates 22 and extend out of the detection rod 1; the water collecting tank 23 is fixedly installed at the extending end of the hinged extension rod 21 extending out of the limiting plate 22, a water collecting cavity is formed in the water collecting tank 23, the water collecting tank 23 is made of metal materials, and the buoyancy of the water collecting cavity is smaller than the gravity of the water collecting tank 23. The water collecting tank 23 is provided with a water inlet 231 and a water outlet 232, the water outlet 232 is provided with a one-way water outlet valve (not shown in the figure), when the pressure in the water collecting tank 23 is higher, water can flow out through the one-way water outlet valve, and the one-way water outlet valve can be bought on the market, which is a mature technology on the market and is not described herein; the opening member 24 is disposed between the limiting plate 22 and the water collecting tank 23 to control the opening and closing of the water inlet 231, and the water collector 25 is disposed on the detecting rod 1 to drive the hinge extending rod 21 to rotate so as to control the operation of the water collector 25.

When actually treating the sample waters and carrying out water collection, stretch into measuring rod 1 below the surface of water to control each water catch bowl 23's height, have gained the multi-level water of required degree of depth, rethread opening piece 24 and water intaking ware 25 mutually support, can be automatic with the water collection of each level degree of depth and save in water catch bowl 23, thereby accomplish the sampling operation of each level water.

Referring to fig. 3 and 5, which are specific structural illustrations of the opening member 24 of the present application, in the present embodiment, the opening member 24 includes a flip cover 241, an elastic pressing member 242, a pulling rope 243, a positioning rod 244, a pressing rubber block 245, and an isolation elastic extension block 246; specifically, the turning cover 241 is rotatably and hermetically covered on the water inlet 231 of the water collecting tank 23; the elastic pressing piece 242 is disposed between the water collecting tank 23 and the turning cover 241 to drive the turning cover 241 to have a tendency of pressing the water inlet 231, and the elastic pressing piece 242 in the present application is a torsion spring and can also be installed in a corresponding device with resilience, such as a torsion spring plate; the pulling rope 243 is arranged between the limiting plate 22 and the turning cover 241 to form a force which can be outwards turned over and open the turning cover 241, namely in the actual operation process, if the water collecting tank 23 is turned over downwards by turning over the hinged extension rod 21, the position of the turning cover 241 can be ensured not to be changed due to the action of the pulling rope 243, so that the water inlet 231 between the turning cover 241 and the water collecting tank 23 is opened, and the effect of collecting a water body sample is realized.

In order to facilitate water outlet and the process that the water collecting tank 23 enters a shallow water level from a deep water level, when the water pressure inside the water collecting tank 23 is larger than that of the shallow water level, the positioning rod 244 is installed on one side, facing the water collecting tank 23, of the turning cover 241 through a connecting rod, the extrusion rubber block 245 is slidably and hermetically installed on the positioning rod 244, an embedding groove 2411 for embedding and installing the extrusion rubber block 245 and penetrating through the turning cover 241 is formed in the turning cover 241, the extrusion rubber block 245 is made of a circular material, the isolation elastic extension block 246 is installed between the water collecting tank 23 and the extrusion rubber block 245 to fill up a gap between the extrusion rubber block 245 and the water collecting tank 23, and the isolation elastic extension block is made of soft sheet rubber and has certain extending and sealing effects; a pressing spring 247 for driving the extrusion rubber block 245 to press towards the embedding groove 2411 is further arranged on the positioning rod 244.

When water in the water collecting tank 23 enters a shallow water level from a deep water level, the one-way water outlet valve can be automatically jacked open by internal water pressure, so that partial water in the water collecting tank 23 flows out, internal and external pressure balance is realized, water exchange between internal water and external shallow water level is avoided, the purity of the extracted depth level water body is improved, and the accuracy of an experimental result is ensured. Besides, when the water in the water collecting tank 23 needs to be taken out, the water only needs to be pushed by the extrusion rubber block 245 to drive the water to flow out, and after the water is taken out in an extrusion manner, the extrusion rubber block 245 is automatically reset under the action of the resilience force of the compression spring 247.

Referring to fig. 6, the structure of the water intake device 25 in the present application is shown, and as described above, when taking water, only the end of the hinged extension rod 21 needs to be controlled to turn over, so as to achieve automatic water intake, that is, in the present application, the rotation of all the hinged extension rods 21 is controlled at one time, so as to achieve the effect of taking water at one time. Specifically, the water intake device 25 in this embodiment includes a rotating rod 251 rotatably installed inside the detection rod 1, and the detection rod 1 is provided with an installation groove 11 for installing the rotating rod 251; further, be equipped with smooth portion 2511 and joint portion 2512 on the dwang 251 lateral wall, the dwang 251 surface area that smooth portion 2511 and joint portion 2512 occupy respectively is about half, half be smooth portion 2511 promptly, half be joint portion 2512, wherein specificly, joint portion 2512 is from last to offering in proper order down and supplying the joint groove of articulated extension rod 21 joint, be provided with between dwang 251 upper end and the measuring rod 1 and order about dwang 251 rotation reset torsion spring 252 that resets, be provided with rotation portion 253 in the upper end of dwang 251.

When water is actually taken, after the water collecting tank 23 extends to a preset water depth position, an operator only needs to manually rotate the rotating portion 253, the rotating portion 253 rotates to drive the rotating rod 251 to rotate, after the rotating rod 251 rotates for a half turn, the hinged extension rod 21 which is initially contacted with the smooth portion 2511 on the rotating rod 251 can be clamped with the clamping portion 2512, it should be noted that the situation that the hinged extension rod 21 cannot be clamped with the clamping groove after the rotating portion is rotated for a half turn may occur, at this time, the rotating rod 251 needs to be shaken up and down to enable the hinged extension rod 21 to enter the clamping groove, the effect of clamping the hinged extension rod 21 with the clamping groove can be realized, after the clamping, the rotating portion 253 is pulled upwards to enable the rotating rod 251 to drive one end of the hinged extension rod 21, which is far away from the water collecting tank 23, to turn upwards and tilt upwards, at this time, the water collecting tank 23 at the other end of the hinged extension rod 21 can turn downwards, due to the action of the pulling rope 243, the turnover cover 241 cannot be turned downwards along with the water collecting tank 23, and the effect of collecting the water body by opening the water inlet 231 can be realized; when the water is fully collected after a period of time, the rotating part 253 is released, and the rotating rod 251 is automatically downward under the action of the reset torsion spring 252, so that the water collecting tank 23 is upwards warped to be covered with the turnover cover 241, and the sampling operation of the water body is completed.

Referring to fig. 7, after the water sample collection is completed, the water body is immediately subjected to primary detection through the water quality detection and preservation device 4 in this embodiment, the water quality detection and preservation device 4 includes a main body detection box 41, a detection cavity 42 and a test paper port 43 mutually communicated with the detection cavity 42 are arranged in the main body detection box, an inert gas is injected into the detection cavity 42, isolation blocks 44 which mutually abut against each other to block the test paper port 43 are respectively rotatably arranged on the upper side and the lower side of the main body detection box 41, test paper 45 is arranged between the isolation blocks 44, and the isolation blocks 45 in this embodiment are cylindrical structures made of rubber materials; the main body test cassette 41 is provided with an observation window 46 through which the condition of the test paper inside the detection chamber 42 can be observed.

After the water body sampling is completed, water drops on the test paper, and immediately the test paper after reaction can enter the detection cavity 42 by rotating the isolation block 44, and the test paper is protected by inert gas to prevent oxidation after the reaction is completed, so that the test paper can keep a large reaction color for a long time. When the water body is transferred to a laboratory for further detection reaction, the color of the reaction state at the moment can be compared with the color of the test paper collected on the spot, and if the reaction is the same, the water body character is not changed, so that the reliability of the water body character measured in the laboratory is high.

Example two:

on the basis of embodiment one, in order to be more accurate and convenient to the operation of gathering the water, this embodiment two is provided with adjusting device 5 of adjusting the interval of water sampler 2 and height on detection pole 1 in embodiment one, it is specific, adjusting device 5 in this embodiment can be in the synchronous height to water sampler 2 of the in-process that gathers adjusting device 5 in this embodiment, to sample the water of more different water layers in the collection process, and need not relapse troublesome position to water sampler 2 and adjust, in order to further improve the efficiency of actual sampling, and, still do not influence the water intaking operation of water intaking ware 25 after adjusting the height of water sampler 2, adjusting device 5's concrete structure is as follows:

referring to fig. 8 and 9, the adjusting device 5 includes multiple sets of cross plates 51 which are sequentially arranged from top to bottom and are arranged in a staggered manner, each set of cross plates 51 is formed by two blocky metal plates which are hinged in a staggered manner, the middle of each set of cross plates 51 is hinged through a hinge rod 52, the middle of each hinge extension rod 21 is hinged on the hinge rod 52, the cross plates 51 which are arranged from top to bottom are connected in a head-to-tail manner in a rotating manner to form multiple sets, wherein the cross plate 51 which is positioned at the bottommost part is rotatably installed on the detection rod 1, and the detection rod 1 is provided with a sliding groove 12 for the installation and the vertical sliding of the cross plates 51.

The following explains a specific movement process of the cross plates 51 driving the hinged extension rods 21 to perform spacing adjustment, when the uppermost set of cross plates 51 moves upwards, the included angle between each cross plate 51 becomes larger, the spacing between the hinge points between the cross plates 51 also becomes larger, the middle part of the hinged extension rod 21 is hinged on the hinge rod 52, and accordingly, the spacing between the hinged extension rods 21 becomes larger synchronously, and the adjustment of the position height between the hinged extension rods 21 is realized.

Besides, adjusting device 5 still includes the rotation and installs in detection pole 1 and with detection pole 1 parallel arrangement's actuating lever 53, and threaded mounting has a drive block 54 on the actuating lever 53, and the articulated rod 52 that is located the top passes detection pole 1 and is connected with drive block 54 rotation, offers on the detection pole 1 to supply the articulated rod 52 that is located the top to wear to establish the intercommunication groove 13 that slides and communicate each other with sliding groove 12. When the driving rod 53 rotates in the forward and reverse directions, the driving block 54 is driven to move up and down, so as to drive the uppermost cross plate 51 to move up and down, thereby adjusting the distance between the hinged extension rods 21.

Finally, in order to prevent the interference of impurities such as aquatic plants, a blocking box is arranged outside the adjusting device of the adjusting device 5, so that the adjusting device 5 can normally stretch and operate.

Example three: be provided with in the 1 upper end of test bar and order about the vertical decurrent horizontal balancer 3 of test bar 1, through the setting of horizontal balancer 3 to guarantee that test bar 1 is located the part under water and vertically downwards, thereby obtain the water information of the different degree of depth of more accurate, specific horizontal balancer 3's structure is as follows:

referring to fig. 10, the horizontal balancer 3 in the present embodiment includes a cross fixing frame 31, a balancing air ring 32, a connecting frame 33, and a rotating frame 34; specifically, the cross fixing frame 31 is fixedly installed at the upper end of the detection rod 1, the balance air ring 32 is installed at the outer side of the cross fixing frame 31, the connecting frame 33 is installed at the upper side of the cross and extends upwards, and the rotating frame 34 is rotatably installed at the inner side of the connecting frame 33 and is connected with the driving rod 53. Therefore, the interval of the water sampler 2 can be adjusted by rotating the rotating frame 34 by an operator.

In addition, the upper side surface of the rotating frame 34 is integrally extended with an elastic plate 341 towards the upper side surface of the connecting frame 33, one side of the elastic plate 341 close to the connecting frame 33 is integrally provided with a clamping convex block 3411, and the upper side surface of the connecting frame 33 is uniformly provided with a plurality of clamping grooves 331 for clamping the clamping convex blocks 3411; the upper side of the connecting frame 33 is provided with display scales 332 for displaying the depth and the interval of the water sampler 2. The clamping projection 3411 and the clamping groove 331 are arranged, so that after the driving rod 53 is rotated, the positions of the rotating frame 34 and the driving rod 53 are limited by clamping the clamping projection 3411 and the clamping groove 331, that is, the specific position of the water sampler 2 is limited and fixed; in addition, the distance between the water samplers 2 can be intuitively known by displaying the scales 332, so that the depth of the actual water samplers 2 can be obtained.

Referring to fig. 11, finally, the present application further discloses a detection method, which comprises the following steps:

s1: debugging preparation, namely transferring a tester and a detection system to a water body area to be detected through a ship and the like, setting the test depth and the interval length of the water body sampler 2 as required, inflating the inside of the balance gas ring 32 after the length is adjusted, so that the whole detection system keeps a static state in the water body, and performing acquisition operation after the static state is kept;

s2: water sample collection, wherein after the preparation is completed and the water collection device is static in step S1 so that water at the depth of each water layer is not mixed, the rotating part 253 is rotated to clamp the clamping groove on the rotating rod 251 with the hinged extension rod 21, and the rotating rod 251 is pulled upwards to ensure that the water collecting tank 23 is opened for water body collection;

s3: sampling and testing, namely taking out the water sample collected after the step S2, taking out the water collecting tank 23, dripping the collected water onto the test paper from the water outlet 232 by pressing the extrusion rubber block 245 on the water collecting tank 23, and rotating the isolation block 44 to make the test paper enter the detection cavity 42;

s4: transferring and checking, wherein in the process of driving the laboratory to carry out further inspection by the collected water sample, the test paper is used for detecting the water body again, when the reaction state is compared with the reaction state in the step S3, if the reaction is the same, the detection can be continued, and if the reaction is different, the collected water body is deteriorated and needs to be collected again;

s5: analyzing and checking, analyzing the water sample characters through experiments, and making a water sample detection report.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (8)

1. A water quality detection system comprises a water quality detection rod (1), wherein a water sampler (2) is sequentially arranged on the detection rod (1) along the length direction of the detection rod from top to bottom, a horizontal balancer (3) driving the detection rod (1) to vertically move downwards is arranged at the upper end of the detection rod (1), and a water quality detection storage device (4) is arranged above the horizontal balancer (3), and is characterized in that;

water body sample thief (2) is including articulated extension rod (21), limiting plate (22), water catch bowl (23), opening spare (24) and water intaking ware (25), articulated extension rod (21) is from last to articulating in proper order down on detecting rod (1), and is a plurality of limiting plate (22) slide and install on detecting rod (1) lateral wall and correspond with articulated extension rod (21), articulated extension rod (21) pass limiting plate (22) and stretch out to the outside of detecting rod (1), water catch bowl (23) fixed mounting stretches out the end that stretches out of limiting plate (22) in articulated extension rod (21), water inlet (231) and delivery port (232) have been seted up on water catch bowl (23), opening spare (24) set up and control with opening and shutting to water inlet (231) between limiting plate (22) and water catch bowl (23), water intaking ware (25) set up and order to articulate extension rod (21) on detecting rod (1) and rotate with the realization water intaking ware (25) that opens and close And controlling the operation.

2. A water quality detection system according to claim 1, wherein: opening spare (24) compress tightly piece (242), pulling rope (243), locating lever (244), extrusion rubber piece (245) and isolated elasticity extension piece (246) including upset lid (241), elasticity, on upset lid (241) seal lid fits water inlet (231) of water catch bowl (23), elasticity compresses tightly piece (242) and sets up and has the trend that compresses tightly water inlet (231) in order to order about upset lid (241) between water catch bowl (23) and upset lid (241), pulling rope (243) are located between limiting plate (22) and upset lid (241) and are applyed the power that has outside turn-over to upset lid (241) in order to form, locating lever (244) are installed in one side in upset lid (241) towards water catch bowl (23) through the connecting rod, extrusion rubber piece (245) slide seal installation on locating lever (244), and set up on upset lid (241) and supply extrusion rubber piece (245) to establish the installation and run through the caulking groove (1) that upset lid (241) set up and establish that upset lid (241) set up ) The isolation elastic extension block (246) is arranged between the water collecting tank (23) and the extrusion rubber block (245) to fill a gap between the extrusion rubber block (245) and the water collecting tank (23), and the positioning rod (244) is further provided with a pressing pressure spring (247) for driving the extrusion rubber block (245) to be pressed into the embedding groove (2411).

3. A water quality detection system according to claim 1, wherein: get hydrophone (25) including rotating and installing in dwang (251) of detection pole (1) inside, mounting groove (11) that supply dwang (251) installation are seted up in detection pole (1), be equipped with smooth part (2511) and joint portion (2512) on dwang (251) lateral wall, joint portion (2512) is from last to offering in proper order down and supplying the joint groove of articulated extension rod (21) joint, be provided with between dwang (251) upper end and detection pole (1) and order about dwang (251) and rotate reset torsion spring (252) that reset, be provided with rotation portion (253) in the upper end of dwang (251).

4. A water quality detection system according to claim 1, wherein: the device is characterized in that an adjusting device (5) for adjusting the interval and the height of the water sampler (2) is arranged on the detection rod (1), the adjusting device (5) comprises a plurality of groups of cross plates (51) which are sequentially arranged from top to bottom and are arranged in a staggered manner, the middle part of each group of cross plates (51) is hinged through a hinge rod (52), the middle part of each hinged extension rod (21) is hinged on the hinge rod (52) and is in head-to-tail mutual rotating connection between the cross plates (51) which are arranged up and down, the cross plate (51) positioned at the bottommost part is rotatably installed on the detection rod (1), and a sliding groove (12) for installing and sliding up and down the cross plates (51) is formed in the detection rod (1);

adjusting device (5) still including rotate install in detection pole (1) and with detection pole (1) parallel arrangement's actuating lever (53), drive block (54) are installed to screw thread on actuating lever (53), and hinge bar (52) that are located the top pass detection pole (1) and rotate with drive block (54) and be connected, set up on detection pole (1) and supply hinge bar (52) that are located the top to wear to establish the intercommunication groove (13) that slide and communicate each other with sliding groove (12).

5. A water quality detection system according to claim 4, wherein: horizontal balancer (3) include cross mount (31), balanced gaseous ring (32), link (33) and rotating turret (34), cross mount (31) fixed mounting is in test bar (1) upper end, the outside in cross mount (31) is installed in balanced gaseous ring (32), link (33) are installed in the cross upside and are extended to the top, rotating turret (34) rotate and install in link (33) inboard and be connected with actuating lever (53).

6. A water quality detection system according to claim 5, wherein: an elastic plate (341) is integrally arranged on the upper side surface of the rotating frame (34) in an extending manner towards the upper side surface of the connecting frame (33), a clamping convex block (3411) is integrally arranged on one side, close to the connecting frame (33), of the elastic plate (341), and a plurality of clamping grooves (331) for clamping the clamping convex blocks (3411) are uniformly formed in the upper side surface of the connecting frame (33);

the side is provided with the demonstration scale (332) that shows water sampler (2) degree of depth and interval on link (33).

7. A water quality detection system according to claim 1, wherein: quality of water detection save set (4) is including main part inspection box (41), be equipped with in the main part inspection box detect chamber (42) and with test paper opening (43) that detect chamber (42) and communicate each other, inject inert gas in detecting chamber (42), main part inspection box (41) downside rotates respectively and is provided with isolated piece (44) of contradicting each other in order to carry out the shutoff with test paper opening (43), be provided with test paper (45) between isolated piece (44), main part inspection box (41) on be provided with observation window (46) of the inside test paper condition of observable detection chamber (42).

8. A water quality detection method is characterized in that: the water quality detection system comprising the water quality detection system as claimed in claim 7, comprises the following operation steps:

s1: debugging preparation, namely transferring a tester and a detection system to a water body area to be detected through a ship and the like, setting the test depth and the interval length of a water body sampler (2) according to needs, inflating the inside of a balance gas ring (32) after the length is adjusted, so that the whole detection system keeps a static state in the water body, and performing acquisition operation after the static state is kept;

s2: water sample collection, wherein after the preparation is completed and the water sample is static in the step S1 so that the water in the depth of each water layer is not mixed, the rotating part (253) is rotated, the clamping groove on the rotating rod (251) is clamped with the hinged extension rod (21), and the rotating rod (251) is pulled upwards so as to ensure that the water collecting groove (23) is opened for water body collection;

s3: sampling and testing, namely taking out the water sample collected after the step S2, taking out the water collecting tank (23), dripping the collected water onto the test paper from the water outlet (232) by pressing the extrusion rubber block (245) on the water collecting tank (23), and rotating the isolation block (44) to enable the test paper to enter the detection cavity (42);

s4: transferring and checking, wherein in the process of driving the laboratory to carry out further inspection by the collected water sample, the test paper is used for detecting the water body again, when the reaction state is compared with the reaction state in the step S3, if the reaction is the same, the detection can be continued, and if the reaction is different, the collected water body is deteriorated and needs to be collected again;

s5: analyzing and checking, analyzing the water sample characters through experiments, and making a water sample detection report.

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